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66068 (1998 RG26)
Classification: Main-belt Asteroid          SPK-ID: 2066068
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

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Orbital Elements at Epoch 2459200.5 (2020-Dec-17.0) TDB
Reference: JPL 24 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .08081441280419646 3.7292e-08  
a 2.739201393059469 1.6308e-08 au
q 2.517834440926931 1.074e-07 au
i 12.46405860101966 5.9969e-06 deg
node 7.531198193534464 1.8429e-05 deg
peri 274.2322840369964 4.2421e-05 deg
M 22.4858595987558 3.85e-05 deg
tp 2459097.071228445018
(2020-Sep-04.57122845)
0.00017705 TDB
period 1655.901016203703
4.53
1.4788e-05
4.049e-08
d
yr
n .2174042992167076 1.9415e-09 deg/d
Q 2.960568345192007 1.7626e-08 au
  Orbit Determination Parameters
   # obs. used (total)      1433  
   data-arc span      8054 days (22.05 yr)  
   first obs. used      1998-08-28  
   last obs. used      2020-09-15  
   planetary ephem.      DE441  
   SB-pert. ephem.      SB441-N16  
   condition code      0  
   norm. resid. RMS      .5112  
   source      ORB  
   producer      Otto Matic  
   solution date      2021-Apr-13 12:19:14  

Additional Information
 Earth MOID = 1.53888 au 
 Jupiter MOID = 2.20471 au 
 T_jup = 3.312 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 13.72   n/a MPCxxxxx  
diameter diameter 4.958 km 0.123 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  
rotation period rot_per 4.232 h n/a LCDB (Rev. 2020-October); Warner et al., 2009 Result based on less than full coverage, so that the period may be wrong by 30 percent or so.
Published Reference List:
[Waszczak, A.; Chang, C.-K.; Ofeck, E.O.; Laher, F.; et al. (2015) Astron. J. 150, A75.]
geometric albedo albedo 0.261   0.055 urn:nasa:pds:neowise_diameters_albedos::2.0[mainbelt] (http://adsabs.harvard.edu/abs/2011ApJ...741...68M)  

66068 (1998 RG26)          Discovered 1998-Sep-14 by LINEAR at Socorro
Reference: 20030910/Numbers.arcLast Updated: 2004-04-19

[ show close-approach data ]
Alternate Designations
 1998 RG26 = 1999 XB162 
Ephemeris | Orbit Diagram | Orbital Elements | Mission Design | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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